Impermeability/breathability (mm - g/m²/24hrs)- 10k/10k YKK Waterproof zippers Powder skirt Critically taped seams Snap buttons (ankles) Heat Index: 7/10 Tight fit 64% Recycled Polyester 36% Polyester PFC Free Durable Water Repellent Treatment Coremax Insulation Greenplus Certified